<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
	<style type="text/css">
		body, html,#allmap {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";}
	</style>
	<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=您的密钥"></script>
	<title>文本标注</title>
</head>
<body>
	<div id="allmap"></div>
</body>
</html>
<script type="text/javascript">
	// 百度地图API功能
	var map = new BMap.Map("allmap");
	var point = new BMap.Point(116.417854,39.921988);
	map.centerAndZoom(point, 15);
	var opts = {
	  position : point,    // 指定文本标注所在的地理位置
	  offset   : new BMap.Size(30, -30)    //设置文本偏移量
	}
	var label = new BMap.Label("欢迎使用百度地图，这是一个简单的文本标注哦~", opts);  // 创建文本标注对象
		label.setStyle({
			 color : "red",
			 fontSize : "12px",
			 height : "20px",
			 lineHeight : "20px",
			 fontFamily:"微软雅黑"
		 });
	map.addOverlay(label);   
</script>
